PA66的收缩率在1%~2%之间，加入玻璃纤维添加剂可以将收缩率到0.2%~1%。收缩率在流程方向和与流程方向相垂直方向上的相异是较大的。PA66对许多溶剂具有抗溶性，但对酸和其它一些氯化剂的抵抗力较弱。TheshrinkageofPA66isbetween1%~2%,andtheadditionofglassfibercanreducetheshrinkageto0.2%~1%.Theshrinkagerateisdifferentfromthatintheverticaldirectionoftheflowdirection.PA66isresistanttomanysolvents,butislessresistanttoacidsandotherchlorinatedagents.PC‖原料：聚碳酸酯PC‖1010NH是一款度PC‖材料，是产品工程师在产品设计时所选用的一款常用材料，常被注塑成各式各样的或者半制件，可应用于汽车车灯等部件。a、原材料受潮————干燥原料PCmaterial:polycarbonatePC1010NHisahighstrengthtransparentPCmaterial.Itisacommonmaterialusedbyproductengineersinthedesignoftransparentproducts.Itisofteninjectedintoallkindsoftransparentortranslucentparts,whichcanbeusedincarlightsandotherparts.Aandrawmaterialsaredampened-dryrawmaterials??b、排气不良————改进模具设计PoorBandpoorexhaustgas--improvingmolddesign??3、树脂变色、黑点Resin3,resindiscoloration,blackspot??a、料筒、喷嘴积料————清理料筒和喷嘴A,cylinderandnozzlematerial-cleaningcylinderandnozzle.??b、成型温度过高————成型温度B,formingtemperaturetoohigh--reducingmoldingtemperature??4、制品未充满4,notfullofproducts??a、物料塑化不够————料筒温度A,materialisnotplasticized--increasingthebarreltemperature.??b、模具温度过低————模具温度B,moldtemperatureistoolow--improvemoldtemperature??c、喷嘴溢料————模具位置C,nozzleoverflow-adjustthepositionofthe.POM☆原料可在-40℃～100℃温度范围内长期使用。POM☆极易分解，分解温度为280℃，分解时有性和腐蚀性气体发生。故模具钢材宜选用耐腐蚀性的材料制作。力学性能POM☆强度、刚度高，弹性好，减磨耐磨性好。╘ASATW21H○PMMA/ST35G8PCPCSP0019PPPMG3FTAHDPE台塑8003PC三菱工程H3000RPA66FR200PBTENH3500PCFU4007PBT宝理515ACED3002TPUˉ2363-55DASALI913EAA/A221MPOMGH-25EVALD727.22ABS中石油大庆755APA6ˉDPBM29XH2.0EFPP/40YM243TPUD16N98UVPPˉH07B-01SIS美国科腾D1119PPA66S3CTPEE/447PBT/HX420HPC/TPUDP89043DPP/8224E1PA66ˉRV00CEXPEVA/210ETPOM工程塑料ET-20APBT5710GT30-X4TPUˉK-787APP3716PPBC3APA66RFM62PPH28E-00POM/4513/PA6ˉV35H2.0PPOPCN2615PA6/HI1102APOMmaterialcanbeusedforalongtimeintherangeof-40to100C.POMiseasytodecompose,decompositiontemperatureis280degrees,andthereareexcitantandcorrosivegasesindecomposition.Therefore,steelshouldbemadeofcorrosion-resistantmaterial.ThemechanicalpropertiesarePOM,highstrength,highrigidity,goodelasticity,goodabrasionresistance.PBT聚对苯二甲酸***酯，又名聚对苯二甲酸四次酯。英文名；Polybutyleneterephthalate。简称PBTPBTP或PTMT，它是对苯甲酸与1,4-***的缩聚物。可由酯交换法或直接脂化法经缩聚而制得，今后的发展趋势为直接酯化法生产。PBT和PET一起被称为热塑性聚酯。PBTpoly(butyleneterephthalate),alsoknownasterephthalicacid,fourmethylester.Englishname;Polybutyleneterephthalate.ReferredtoasPBTPBTPorPTMT,itisapolycondensationofbenzoicacidand1,4-butanediol.Itcanbepreparedbytransesterificationordirectesterificationbycondensation.Thedevelopmenttrendinthefutureisdirectesterification.PBTandPETarecalledthermoplasticpolyestertogether.╘ASATW21H○PC191PBTRS1421PCˉSLX2271TPA6B35FAPCSR-3108LPOMN2650Z6PP沙特570PA66旭化成LC020EBA/3717EVAUE624000PA12SH0700BTPVˉ2645TPU2103-90AEFHPPˉ786ˉPPJC-160PA66/S223-G4UPA66漳州长春21G5-201PPˉ1453ˉPP/J707GTPUC75A15HPMTPVˉX5725BPA46荷兰DIG-S253F7PA11/MB3504HPPPSGS-40-11/12PP荷兰利安德巴塞尔EC340QPBT/GP2300/PBT/PF801/PBT3318PPK1001POM/FC2020H/PP/QF551APPˉ1043NPA6ˉLS280PPTRC221PO/FXN2090HPPˉ6600APP/-530TPVˉ103-50)